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SA545 fiches techniques PDF

Sames - PULSE/DTMF SWITCHABLE DIALLERS WITH 10 REPERTORY MEMORIES

Numéro de référence SA545
Description PULSE/DTMF SWITCHABLE DIALLERS WITH 10 REPERTORY MEMORIES
Fabricant Sames 
Logo Sames 





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SA545 fiche technique
sames
SA545
SA545, SA54L5
PULSE/DTMF SWITCHABLE DIALLERS WITH 10 REPERTORY
MEMORIES
FEATURES
s Selectable Loop-disconnect (Pulse) or s Selectable Break:Make Ratios 2:1 or
DTMF (Tone) dialling modes
3:2
s 10 x 24 Digit Repertory Dialling Stores s Uses inexpensive 560KHz ceramic
s 24 Digit Last Number Redial (LNR)
resonator
s Selectable Interdigit Pause (IDP) s Earth Loop Recall and Timed Break
500ms or 800ms
Recall (Timed Flash)
s Operates with inexpensive single s Low on-hook Supply Current Options
contact keypad
SA54X53 - 5µA @ 2.5V
SA54X56 - 1µA @ 2.5V
s On-chip Darlington transistor pair for
SA54X59 - 1µA @ 3.0V
DTMF tone filtering
s Call, barring/locking feature available
s Low power CMOS technology enables
on the SA54L5
direct operation from Telephone line
s Optional use of external capacitor for
s Keypad switchable Loop-Disconnect to
oscillator
DTMF during a call
PIN CONNECTIONS:
SA545
PIN CONNECTIONS:
SA54L5
M63-1961
sames
PDS039-SA545-001
REV. B
1/18
31-08-94

PagesPages 18
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